Photo of Plantae: Bull's Head (species: Tribulus cistoides) (Lizard Island Field Guide)

Photo of Plantae: Bull's Head (species: Tribulus cistoides) (Lizard Island Field Guide)

Photo of Plantae: Bull's Head (species: Tribulus cistoides)

Tribulus cistoides at Lizard Island: fruit at upper left of flower and pinnate leaves.
© Anne Hoggett

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